Seiko Cal. 6669 - 777

Seiko 6669-777

This Quartz model from 1974 features a 36mm Stainless Steel case. Powered by the 6669 caliber with 20j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-7247a22c8aa4]

Also known as: Bellmatic

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
170m
Dial Color
Black
Jewels
20j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1974

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